The Sherpa Mats and Rolls are the highest quality hospital grade Sherpa available. They are very thick with dense fibers for great comfort. These mats are great for summer or winter, they will insulate your dog from the heat of the summer and protect from the cold of the winter. The Sherpa mats also are safe to machine wash & dry. The Orthopedic Sherpa Beds are hospital grade material which makes them antibacterial to keep your dog healthy and safe.